Give two characteristics of pure substances?

Important Questions on Is Matter Around us Pure

EASY

9th CBSE

IMPORTANT

EVERGREEN Self-Study in SCIENCE>Chapter 2 - Is Matter Around us Pure>CHAPTER TEST>Q 19

Give two characteristics of mixtures?

MEDIUM

9th CBSE

IMPORTANT

EVERGREEN Self-Study in SCIENCE>Chapter 2 - Is Matter Around us Pure>CHAPTER TEST>Q 20

Draw a labelled diagram showing fractional distillation?

HARD

9th CBSE

IMPORTANT

EVERGREEN Self-Study in SCIENCE>Chapter 2 - Is Matter Around us Pure>CHAPTER TEST>Q 21

Show diagramatically, how will you separate two immiscible liquids?

MEDIUM

9th CBSE

IMPORTANT

EVERGREEN Self-Study in SCIENCE>Chapter 2 - Is Matter Around us Pure>CHAPTER TEST>Q 22

Draw a labelled diagram to show separation of dyes in black ink using chromatography method?

EASY

9th CBSE

IMPORTANT

EVERGREEN Self-Study in SCIENCE>Chapter 2 - Is Matter Around us Pure>CHAPTER TEST>Q 23

Crystallisation method is used to get salt from sea water. Why is it so?

MEDIUM

9th CBSE

IMPORTANT

EVERGREEN Self-Study in SCIENCE>Chapter 2 - Is Matter Around us Pure>CHAPTER TEST>Q 24

Fractional distillation method is used for the separation of different gases from air. Why is it so?

EASY

9th CBSE

IMPORTANT

EVERGREEN Self-Study in SCIENCE>Chapter 2 - Is Matter Around us Pure>CHAPTER TEST>Q 25

Separating funnel is used to separate two immiscible liquids and not the miscible liquids. Why is it so?